The Delhi High Court is all set to pronounce its verdict today in the sensational Shivani Bhatnagar murder case. Former senior police officer R K Sharma and three others convicted in the case in 2008 are challenging their conviction and life sentence for having killed journalist Shivani Bhatnagar in the year 1999. Sharma and 3 accused are in Tihar jail.The state had also pleaded against the trial court's order acquitting two other co-accused in the case.